Union of http://hl7.org/fhir/StructureDefinition/timing-uncertainDate and http://hl7.org/fhir/StructureDefinition/timing-uncertainDate

This is the set of resources that conform to either of the profiles Uncertain date (http://hl7.org/fhir/StructureDefinition/timing-uncertainDate) and Uncertain date (http://hl7.org/fhir/StructureDefinition/timing-uncertainDate). E.g. what you have to deal with if you get resources conforming to one of them

Structure

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Extension		0..1		Allows for expression of uncertainty
url		1..1	uri	identifies the meaning of the extension
value[x]		1..1	Period	Value of extension
Documentation for this format